The JusDB Database Engineering Blog

Aurora PostgreSQL offers sub-30-second failover and 15 read replicas but costs more per instance and adds per-I/O pricing. Learn when Aurora's HA wins over RDS simplicity with real cost modeling for 2025.

Compare Snowflake, ClickHouse, and BigQuery on performance, cost, ecosystem, and real-world use cases

AWS RDS, Aurora, and Aurora Serverless v2 all run MySQL and PostgreSQL — but their pricing models differ dramatically. Learn when to use each and how to avoid expensive I/O surprises.

Migrate from DynamoDB to Aerospike for better cost-performance at scale. Real case study showing 60% cost reduction with improved latency and throughput.

Reduce AWS RDS MySQL costs by 40-60% with proven optimization strategies. Learn Reserved Instance planning, right-sizing, storage optimization, and read replica strategies.

Optimize AWS RDS PostgreSQL costs without sacrificing performance. Learn instance sizing, storage class selection, backup strategies, and Multi-AZ optimization.

Cut DynamoDB costs by 50% or more with capacity mode optimization, TTL strategies, and smart data modeling. Learn on-demand vs provisioned capacity decision frameworks.

Save 15-25% on AWS storage costs migrating from gp2 to gp3. Complete cost analysis at 64TB scale with performance benchmarks and migration strategies.